Search for dissertations about: "longitudinal studies"

Showing result 21 - 25 of 1269 swedish dissertations containing the words longitudinal studies.

  2. 21. Digital Distance Education – A Longitudinal Exploration of Video Technology

    Author : Lena Dafgård; Göteborgs universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; distance education; digitalisation; video; higher education;

    Abstract : The context of this thesis is digital distance education. Distance education has developed from correspondence courses, based on letters sent by mail between student and teacher, to digital distance education with interactive video classes from anywhere, as long as a computer/tablet/smartphone and an Internet connection are available. READ MORE

  4. 22. Projective methods and longitudinal developmental research : considerations of data's nature and reliability

    Author : Harald Janson; Bertil Mårdberg; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Longitudinal studies; projective methods; reliability; temporal stability; interrater agreement; epistemology; measurement; psykologi; Psychology;

    Abstract : A projective method is viewed in the present work as a psychological test, by which is understood a standardized task that is set before a person, the solution of which is used for making inferences about psychological quantities. The present research was designed to shed light on several aspects of the usefulness of projective methods in longitudinal research, particularly with regard to reliability and to the distinction between measurement and theory-free empirical-comparison data. READ MORE

  5. 23. In his or her opinion? : the gender gap in attitudes toward the welfare state in Sweden and Europe

    Author : Mikael Goossen; Ingemar Johansson Sevä; Ida Öun; Ola Sjöberg; Umeå universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Welfare State; Attitudes; Gender; Social identification; Masculinity threat; Family policy; Sociology; sociologi; genusvetenskap; gender studies;

    Abstract : Background This thesis explores differences in the attitudes that men and women hold toward the welfare state by investigating previously neglected areas concerning how attitudes differ between welfare states, as well as the role played by emotional and psychological attachment to a gender group. The studies analyze how gender differences in welfare state attitudes relate to social policies and prevailing gender relations, as well as to the process of social identification with a gender group. READ MORE

  6. 24. Methods for longitudinal brain imaging studies with dropout

    Author : Tetiana Gorbach; Xavier de Luna; Anders Lundquist; Martin A. Lindquist; Umeå universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Missing data; nonignorable dropout; sensitivity analysis; uncertainty intervals; pattern-mixture models; aging; cognition; MRI; brain structure; resting-state functional connectivity; Statistics; statistik;

    Abstract : One of the challenges in aging research is to understand the brain mechanisms that underlie cognitive development in older adults. Such aging processes are investigated in longitudinal studies, where the within-individual changes over time are observed. However, several methodological issues exist in longitudinal analyses. READ MORE

  7. 25. Prospective and longitudinal human studies of lead and cadmium exposure and the kidney

    Author : Johan Nilsson Sommar; Ingvar A Bergdahl; Max Petzold; Umeå universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Cadmium; end-stage renal disease; kidney; lead; longitudinal; matched case-control; mixed effects; prospective; Occupational and Environmental Medicine; arbets- och miljömedicin;

    Abstract : Cadmium and lead accumulate in humans and can have toxic effects. Exposure to cadmium is well known to cause kidney damage. Cadmium binds to metallothioneins, proteins that play a role in cadmium transport. READ MORE